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Finding the Fourth Proportional to 193,363.17, 266,890.21 and 132,134.14

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Solution

The fourth proportional to 193,363.17, 266,890.21 and 132,134.14 is: 182,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,363.17 : 266,890.21 = 132,134.14 : x
  2. Step 2: Convert to fraction form
    193,363.17/266,890.21 = 132,134.14/x
  3. Step 3: Cross multiply
    193,363.17x = 266,890.21 × 132,134.14
  4. Step 4: Simplify right side
    193,363.17x = 35,265,306,874.79
  5. Step 5: Solve for x
    x = 35,265,306,874.79/193,363.17
  6. Step 6: Final answer
    x = 182,378.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.